This geospatial database provides a digital representation of volcanic features from the 2022 summit and Northeast Rift Zone eruption of Mauna Loa volcano, Hawai'i. Feature data are also included for sample sites in the U.S. Geological Survey data release "Sample details and near-real-time ED-XRF, grain size, and grain shape data collected during the November – December 2022 eruption of Mauna Loa volcano, Island of Hawai'i" by Downs and others (2023, accessed at https://doi.org/10.5066/P9NA7GU3).